Georgetown Lake

Georgetown Lake fishing

Fishing at Georgetown Lake is on a reservoir, stocked with Rainbow Trout and Brook Trout. It is stocked about 6.6 times a year since 2011, most often in May and June. Species guides list dawn and dusk for Rainbow Trout and dawn, day, and dusk for Brook Trout.

Last stocked

June 23, 2026

Plants on record

105

Since 2011

Species recorded

2

Average size

4.6 in

Elevation

6,382.6 ft

Access and facts

Water type
reservoir
Nearest town
Philipsburg
Facilities
camping

A 2,818-acre reservoir near Philipsburg managed as a Blue Ribbon trout fishery, with campgrounds, resorts, and picnic areas along its shoreline.

Sources: water_type , shore_notes , nearest_town , facilities , photos , fishing_notes

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How Georgetown Lake is stocked

The first plant of the year usually falls in the second week of May. In 2026 it was June 15, 2026, later than usual.

Fish at Georgetown Lake

Fishing Georgetown Lake is most likely to be for Rainbow Trout. Rainbow Trout accounts for 89 of 105 plants on record, ahead of Brook Trout.

Around the dates Georgetown Lake is stocked, Open-Meteo's 2016-2025 archive puts mean air temperature at 52.1°F in June, 41.7°F in May, 62.2°F in July, 52.2°F in September. That is air temperature at these coordinates, not water temperature. Open-Meteo

Rainbow Trout 89 plants
Plants
89 of 105
Last stocked
June 15, 2026
Average length
4.7 in

Seasons and rigs are on the Rainbow Trout guide.

Brook Trout 16 plants
Plants
16 of 105
Last stocked
June 23, 2026
Average length
4.2 in

Seasons and rigs are on the Brook Trout guide.

Fishing Georgetown Lake

Georgetown Lake is a 2,818-acre reservoir located in Montana. This reservoir is considered a Blue Ribbon fishery, offering anglers the chance to catch trophy-sized rainbow and brook trout. The lake also serves as a popular recreational area, with campgrounds, resorts, and picnic areas along its extensive shoreline.

Sources: en.wikipedia.org

Fish stocked per year

  • 234,7782011
  • 239,8532012
  • 222,9442013
  • 242,8102014
  • 247,0032015
  • 160,3872016
  • 222,5822017
  • 205,2092018
  • 225,7252019
  • 165,7402020
  • 186,2802021
  • 260,3572022
  • 177,3872023
  • 120,3612024
  • 137,6502025
  • 70,6982026

Stocking history

Showing 15 of 105 plants Showing 105 plants

Source: Montana Fish, Wildlife & Parks.
Date Species Quantity Avg. length Source
June 23, 2026 Brook Trout 44,226 4.95 in report
June 15, 2026 Rainbow Trout 26,472 4 in report
September 22, 2025 Rainbow Trout 46,886 4.8 in report
July 10, 2025 Rainbow Trout 20,000 4.44 in report
June 25, 2025 Brook Trout 14,084 4.77 in report
June 25, 2025 Brook Trout 8,958 4.77 in report
June 9, 2025 Rainbow Trout 47,722 4.3 in report
July 10, 2024 Rainbow Trout 19,947 2.41 in report
July 10, 2024 Rainbow Trout 19,947 2.41 in report
July 3, 2024 Rainbow Trout 9,840 3.7 in report
June 24, 2024 Rainbow Trout 19,269 3.17 in report
June 24, 2024 Rainbow Trout 7,740 7.14 in report
June 20, 2024 Rainbow Trout 8,218 4.03 in report
June 18, 2024 Brook Trout 35,400 2.6 in report
September 14, 2023 Rainbow Trout 28,000 5.56 in report
June 21, 2023 Rainbow Trout 36,418 4.57 in report
June 19, 2023 Rainbow Trout 36,705 4.67 in report
June 14, 2023 Brook Trout 22,880 2.58 in report
May 15, 2023 Rainbow Trout 25,517 4.03 in report
May 8, 2023 Rainbow Trout 27,867 3.88 in report
June 15, 2022 Rainbow Trout 45,525 3.45 in report
June 13, 2022 Rainbow Trout 54,825 2.58 in report
June 13, 2022 Rainbow Trout 52,650 3.5 in report
May 10, 2022 Rainbow Trout 107,357 2.05 in report
September 7, 2021 Rainbow Trout 32,789 4.83 in report
August 18, 2021 Brook Trout 41,135 3.1 in report
June 21, 2021 Rainbow Trout 31,650 4.91 in report
June 21, 2021 Rainbow Trout 27,875 4.82 in report
May 17, 2021 Rainbow Trout 27,820 4.77 in report
May 10, 2021 Rainbow Trout 25,011 4.6 in report
October 7, 2020 Rainbow Trout 31,541 4.4 in report
July 8, 2020 Rainbow Trout 19,642 5.35 in report
June 22, 2020 Rainbow Trout 33,915 5.1 in report
June 22, 2020 Rainbow Trout 30,443 5.14 in report
May 18, 2020 Rainbow Trout 19,955 5.29 in report
May 11, 2020 Rainbow Trout 30,244 5.02 in report
September 10, 2019 Rainbow Trout 38,256 5.52 in report
June 26, 2019 Rainbow Trout 42,198 4.61 in report
June 25, 2019 Brook Trout 47,850 4.81 in report
June 24, 2019 Rainbow Trout 43,934 4.61 in report
May 20, 2019 Rainbow Trout 16,653 4.89 in report
May 13, 2019 Rainbow Trout 36,834 4.56 in report
August 20, 2018 Rainbow Trout 22,992 4.43 in report
June 26, 2018 Rainbow Trout 23,503 4.78 in report
June 26, 2018 Rainbow Trout 25,611 4.82 in report
June 26, 2018 Brook Trout 51,164 4.88 in report
June 21, 2018 Rainbow Trout 31,222 4.35 in report
May 21, 2018 Rainbow Trout 21,090 4.79 in report
May 14, 2018 Rainbow Trout 29,627 4.84 in report
October 27, 2017 Rainbow Trout 2,447 5.4 in report
September 19, 2017 Rainbow Trout 2,129 4.7 in report
September 19, 2017 Rainbow Trout 16,398 4.94 in report
June 28, 2017 Rainbow Trout 28,038 4.81 in report
June 26, 2017 Rainbow Trout 21,802 4.79 in report
June 26, 2017 Rainbow Trout 28,572 4.72 in report
June 22, 2017 Brook Trout 42,302 4.9 in report
June 6, 2017 Rainbow Trout 19,961 4.36 in report
May 15, 2017 Rainbow Trout 30,813 4.66 in report
May 15, 2017 Rainbow Trout 30,120 4.64 in report
September 28, 2016 Rainbow Trout 24,724 4.64 in report
June 27, 2016 Rainbow Trout 29,769 4.86 in report
June 27, 2016 Rainbow Trout 24,607 4.81 in report
June 22, 2016 Rainbow Trout 28,040 4.78 in report
May 18, 2016 Rainbow Trout 20,140 5.09 in report
May 16, 2016 Rainbow Trout 16,290 5.16 in report
May 16, 2016 Rainbow Trout 16,817 5.18 in report
September 30, 2015 Rainbow Trout 24,949 5.06 in report
July 1, 2015 Rainbow Trout 44,165 3.96 in report
June 29, 2015 Rainbow Trout 44,825 3.88 in report
June 18, 2015 Brook Trout 50,543 4.02 in report
May 20, 2015 Rainbow Trout 23,908 5.01 in report
May 18, 2015 Rainbow Trout 31,096 5.18 in report
May 18, 2015 Rainbow Trout 27,517 5.16 in report
July 1, 2014 Brook Trout 25,000 4.26 in report
July 1, 2014 Brook Trout 25,000 4.26 in report
June 18, 2014 Rainbow Trout 40,752 4.82 in report
June 18, 2014 Rainbow Trout 37,141 4.86 in report
June 16, 2014 Rainbow Trout 31,781 4.84 in report
May 21, 2014 Rainbow Trout 24,343 4.83 in report
May 9, 2014 Rainbow Trout 30,280 4.59 in report
May 9, 2014 Rainbow Trout 28,513 4.67 in report
June 26, 2013 Brook Trout 49,328 4.3 in report
June 19, 2013 Rainbow Trout 36,217 4.2 in report
June 17, 2013 Rainbow Trout 40,026 4.29 in report
June 17, 2013 Rainbow Trout 24,387 4.33 in report
May 22, 2013 Rainbow Trout 20,541 5.42 in report
May 20, 2013 Rainbow Trout 26,924 5.24 in report
May 14, 2013 Rainbow Trout 25,521 5.39 in report
July 6, 2012 Brook Trout 22,595 4.7 in report
July 5, 2012 Brook Trout 42,240 4.7 in report
June 20, 2012 Rainbow Trout 24,574 4.82 in report
June 18, 2012 Rainbow Trout 29,309 4.86 in report
June 18, 2012 Rainbow Trout 21,857 5.01 in report
June 14, 2012 Rainbow Trout 30,912 4.75 in report
May 23, 2012 Rainbow Trout 19,236 5.67 in report
May 21, 2012 Rainbow Trout 25,891 5.47 in report
May 21, 2012 Rainbow Trout 23,239 5.68 in report
June 28, 2011 Brook Trout 58,643 4 in report
June 27, 2011 Rainbow Trout 27,134 4.83 in report
June 22, 2011 Rainbow Trout 27,060 4.77 in report
June 22, 2011 Rainbow Trout 20,284 4.78 in report
June 20, 2011 Rainbow Trout 26,202 4.71 in report
June 2, 2011 Rainbow Trout 25,249 4.98 in report
May 24, 2011 Rainbow Trout 25,042 4.78 in report
May 23, 2011 Rainbow Trout 25,164 4.8 in report
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Species stocked here

Depth-by-season, top lures, and bait notes for each species stocked here are on its own species guide, linked above.

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